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In a group of 70 people, 37 like coffee,...

In a group of 70 people, 37 like coffee, 52 like tea and each person likes at least one of the two drinks. How many people like both coffee and tea?

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  3. In a group of 70 people, 37 like coffee, 52 like tea and each person l...

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  4. In a group of 65 people, 40 like cricket, 10 like both cricket and ten...

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